======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '465'
                                          'artist'  'Conforce'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Fictional Environment [Delta Funktionen remix]'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['minimal techno', 'dub', 'techno', 'dub techno', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '124.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TBPM' (BPM (beats per minute))                     '124.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Fictional Environment [Delta Funktionen remix]'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Conforce'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'dub', 'techno', 'dub techno', 'minimal']
'TXXX:other'                                        '38270'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.08 dB'
'TXXX:replaygain_track_peak'                        '0.684992'

========================== row from database ==========================
                                              'id'  940512
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/fieldrecords/Conforce - Fictional Environment [Delta Funktionen remix]-38270.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  465
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  7455700
                                           'mtime'  1620546047
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud fieldrecords 38270 electronic th techno minimal deephouse
                                      'tag_artist'  Conforce
                                     'tag_release'  None
                                       'tag_title'  Fictional Environment [Delta Funktionen remix]
                                             'bpm'  124.0
                                    'search_title'  'delta':3,4 'environment':2 'fictional':1 'funktionen':5 'remix':6,7
                                   'search_artist'  'conforce':1
                                  'search_release'  
                                     'search_rest'  '38270':3 'deephouse':8 'electronic':4 'fieldrecords':2 'minimal':7 'soundcloud':1 'techno':6 'th':5
                                    'search_combo'  '38270':11 'conforce':8B 'deephouse':16 'delta':3A,4A 'electronic':12 'environment':2A 'fictional':1A 'fieldrecords':10 'funktionen':5A 'minimal':15 'remix':6A,7A 'soundcloud':9 'techno':14 'th':13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'dub', 'techno', 'dub techno', 'minimal']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620546047.1195633  (2021-05-09 09:40:47)
                             'size'  7455700